package com.dal.gm_api.util;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;

public abstract class SerializationUtils {  
  
    /** 
     * Serialize the given object to a byte array. 
     * @param object the object to serialize 
     * @return an array of bytes representing the object in a portable fashion 
     */  
    public static byte[] serialize(Object object) {  
        if (object == null) {  
            return null;  
        }  
        ByteArrayOutputStream baos = new ByteArrayOutputStream(1024);  
        try {  
            ObjectOutputStream oos = new ObjectOutputStream(baos);  
            oos.writeObject(object);  
            oos.flush();  
        }  
        catch (IOException ex) {  
            throw new IllegalArgumentException("Failed to serialize object of type: " + object.getClass(), ex);  
        }  
        return baos.toByteArray();  
    }  
  
    /** 
     * Deserialize the byte array into an object. 
     * @param bytes a serialized object 
     * @return the result of deserializing the bytes 
     */  
    public static Object deserialize(byte[] bytes) {  
        if (bytes == null) {  
            return null;  
        }  
        try {  
            ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(bytes));  
            return ois.readObject();  
        }  
        catch (IOException ex) {  
            throw new IllegalArgumentException("Failed to deserialize object", ex);  
        }  
        catch (ClassNotFoundException ex) {  
            throw new IllegalStateException("Failed to deserialize object type", ex);  
        }  
    }  
  
}  